What a fun post! My vector calculus is rusty so it was a pleasant little derivation. I liked getting to the end an find A.R. as the author. It made me apprecia

What a fun post! My vector calculus is rusty so it was a pleasant little derivation. I liked getting to the end an find A.R. as the author. It made me appreciate this part of the journey that eventually got us some Asahi Linux graphics.